Please sub too kill_good27 or doggo will be sad

Describe how to write a main idea expressed as a bottom-line statement

In transportation model analysis, the stepping-stone method is used to: a. obtain an initial feasible solutionb. evaluate empty cells for possible degeneracyc. evaluate empty cells for potential solution improvementsd. identify a dummy origin pointe. balance supply and demand

How an absolute advantage might affect a country's imports and exports?